Lighting device



FIG. 1 is an isometric view of a top, front, and right side of a right-handed version of an ornamental design for a lighting device;

FIG. 2 is a front elevational view of the lighting device of FIG. 1;

FIG. 3 is a rear elevational view of the lighting device of FIG. 1;

FIG. 4 is a left side elevational view of the lighting device of FIG. 1;

FIG. 5 is a right side elevational view of the lighting device of FIG. 1;

FIG. 6 is a top plan view of the lighting device of FIG. 1;

FIG. 7 is a bottom plan view of the lighting device of FIG. 1;

FIG. 8 is an isometric view of a top, front, and left side of a left-handed version of an ornamental design for a lighting device;

FIG. 9 is a front elevational view of the lighting device of FIG. 8;

FIG. 10 is a rear elevational view of the lighting device of FIG. 8;

FIG. 11 is a left side elevational view of the lighting device of FIG. 8;

FIG. 12 is a right side elevational view of the lighting device of FIG. 8;

FIG. 13 is a top plan view of the lighting device of FIG. 8; and,

FIG. 14 is a bottom plan view of the lighting device of FIG. 8.

The dash-dash-dash broken lines are included for the purpose of illustrating portions of the lighting device that form no part of the claimed design. FIGS. 3 and 10 form no part of the claimed design. 

CLAIM The ornamental design for a lighting device, as shown and described. 